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contributor authorKirsten Plante
contributor authorChoon-Lai Tan
date accessioned2017-05-09T00:53:56Z
date available2017-05-09T00:53:56Z
date copyrightOctober, 2012
date issued2012
identifier issn0094-9930
identifier otherJPVTAS-926074#051204_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/150068
description abstractThe boundary element method is employed to determine polynomial influence coefficients of stress intensity factors, KI , for a semi-elliptical crack in internally pressurized thick-walled curved tubing. Numerical results of these coefficients are obtained for a wide range of geometric parameters; they are the bend radius ratio, cross-sectional radius ratio, angular extent of the bend, and relative crack depth. The use of influence coefficients allows KI solutions to be determined for different load cases without repetitive 3D stress analysis of the cracked body. This is demonstrated for the case of autofrettage where the effects on KI of the residual stresses arising from it are presented.
publisherThe American Society of Mechanical Engineers (ASME)
titleInfluence Coefficients of Stress Intensity Factors for Curved Tubing With a Semi-Elliptical Crack
typeJournal Paper
journal volume134
journal issue5
journal titleJournal of Pressure Vessel Technology
identifier doi10.1115/1.4006857
journal fristpage51204
identifier eissn1528-8978
keywordsResidual stresses
keywordsStress
keywordsTubing
keywordsFracture (Materials)
keywordsAutofrettage
keywordsBoundary element methods AND Polynomials
treeJournal of Pressure Vessel Technology:;2012:;volume( 134 ):;issue: 005
contenttypeFulltext


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